Production chronology1932–1935
Sourced production or model lifecycle range used by the main catalog timeline.
curated ↗4 years
← BSA
BSA / Model record
BSA9 HP Four-Cylinder Three-Wheeler
Production1932–1935
Recorded originUnited Kingdom
ClassFront-wheel-drive three-wheel tourer
Water-cooled four-cylinder successor to the V-twin three-wheeler. The V-9 van shared its essential chassis and engine and is recorded as a body/application.
Chronology ledger
Dates with their meaning intact
Record depth — Documented
How this is measured → This record contains useful sourced evidence, but it does not yet meet the reference-ready standard. Still needed: attributed imagery. Fields we cannot source stay empty rather than guessed.